chilled
v. B1 Intermediate US //ˈtʃɪɫd// UK //tʃˈɪld// chilled
v. feeling cool and calm, often in a relaxed way. You use this to describe a person's mood or the atmosphere of a place.
v. characterized by a relaxed, calm, or cool demeanor; often used to describe a person's attitude or the atmosphere of a setting. Informal in register.
He has a very chilled personality.
The beach bar has a chilled vibe with soft music and cold drinks.
Despite the chaos of the airport, she maintained a chilled demeanor, answering every question with a steady, reassuring smile.
From Middle English chilled, chylled, equivalent to chill + -ed.